以铁电液晶为非线性介质建立了光寻址空间光调制器的等效电路 ,并以写入光和擦除光为 控制参变量,利用电路分析软件 Pspice模拟了该光调制器的光电响应特性.结果表明,电路方法 得到的上升时间在微秒 (μ s)量级上,擦除效应的临界值在毫瓦每平方米 (mW/cm2)量级上; 光电 响应速度随写入光强(擦除光强)的增大而加快(减慢),均与相关文献的实验结果吻合.
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